#include <iostream>using namespace std;int main(){int n; cin>>n;int i = 0;while(n--){int num;cin>>num;i++;long r = 0; for(int k = 1; k <= num; k++){r += (k*(k+1)*(k+2)/2);}cout<<i<<" "<<num<<" "<<r<<endl;}return 0;}
#include <iostream>using namespace std;int main(){int n; cin>>n;int i = 0;while(n--){int num;cin>>num;i++;long r = 0; for(int k = 1; k <= num; k++){r += (k*(k+1)*(k+2)/2);}cout<<i<<" "<<num<<" "<<r<<endl;}return 0;}名师互学网 版权所有 (c)2021-2022 ICP备案号：晋ICP备2021003244-6号
